（2） it是形式主语，真正的主语是how引导的主语从句。It doesn't matter how / what ...为固定句式，意思为"......不要紧"。

【即学即练】根据括号内的提示翻译下列句子。

1. 我的朋友举起帽子向我打招呼。 (by）

2. 任何人都明白这两起事件是有联系的。(be linked to)

3. 我们一起去或是分头去都可以。(It doesn't matter ...)

Key:

1. My friend greeted me by raising his hat.

2. Anyone can see that the two events are linked to each other.

3. It doesn't matter whether we go together or separately.

4. As present-day advertisers often have large budgets, a lot of money is spent on applying modern techniques of design to make these advertisements as visually attractive as possible. (P26)

【分析】本句是一个主从复合句。As present-day advertisers often have large budgets为________状语从句；a lot of money is spent on ... as possible是主句，其中to make these advertisements ... as possible是不定式短语作________状语。

【句意】当今的广告设计者常常拥有大量的资金，他们把大笔的钱用在现代设计技术上，以使广告在视觉上尽可能地吸引人。

【仿写】由于时间充足，因此更多的精力可以用在细节处以使会议的安排尽可能完美。

As time is enough, more energy can be ________ ________ ________ ________ ________ the arrangement of the meeting as perfect as possible.

5. They realise that it does not matter how attractive the idea linked with the product is - most people know that the main purpose of the advertisement is making customers spend money. (P26)

【分析】破折号前的句子是一个主从复合句：that it does not matter ... the product is作realise的宾语，其中it是形式主语，真正的主语是how attractive the idea linked